The Mirage SoftGel is ResMed's nasal mask offering a choice of two high performance cushions (Mirage SoftGel and Mirage Activa LT).
This guide provides step‑by‑step instructions for fitting and assembling the Mirage SoftGel nasal mask, including detailed diagrams of mask components, disassembly, and reassembly procedures. It also covers proper cleaning, recommended humidifier use, and safety warnings such as keeping vent holes clear and avoiding aromatic cleaning agents.
Technical specifications are listed, showing pressure ranges, resistance drop, sound levels, operating temperature and humidity, storage conditions, dimensions, and dead‑space volumes for different cushion sizes. A troubleshooting section helps resolve common issues like discomfort, noisy operation, or improper cushion inflation.
| Therapy pressure range | 4–20 cm H₂O |
|---|---|
| Resistance drop at 50 L/min | 0.3 cm H₂O |
| Resistance drop at 100 L/min | 0.9 cm H₂O |
| A‑weighted sound power level | 29 dBA |
| A‑weighted sound pressure level (1 m) | 22 dBA |
| Operating temperature | +5 °C to +40 °C |
| Operating humidity | 15 % to 95 % RH |
| Storage temperature | -20 °C to +60 °C |
| Gross dimensions (assembled, no headgear) | L 155 mm × W 91 mm × D 118 mm |
| Dead space (large cushion) | 145 mL |
| Dead space (medium cushion) | 185 mL |
The mask can be used in ambient temperatures from +5 °C up to +40 °C.